.psn-query-detail {
  .psn-query-detail-content {
    //background: #fff;
    .business-sub-table {
      .light-tabs-header:before {
        display: block;
        content: ' ';
        width: 4px;
        height: 30px;
        top: 5px;
        background: rgba(0, 102, 255, 1);
        float: left;
        position: absolute;
        left: 10px;
      }
    }
  }
}